Revert of AcmReceiver: Ask NetEq to delete all decoders at once instead of one by one

webrtc/modules/audio_coding/acm2/acm_receiver.h

 /*
  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 168 matching lines @@
   //   - payload_type         : the payload-type to be removed.
   //
   // Return value             : 0 if OK.
   //                           -1 if an error occurred.
   //
   int RemoveCodec(uint8_t payload_type);
 
   //
   // Remove all registered codecs.
   //
-  void RemoveAllCodecs();
+  int RemoveAllCodecs();
 
   // Returns the RTP timestamp for the last sample delivered by GetAudio().
   // The return value will be empty if no valid timestamp is available.
   rtc::Optional<uint32_t> GetPlayoutTimestamp();
 
   // Returns the current total delay from NetEq (packet buffer and sync buffer)
   // in ms, with smoothing applied to even out short-time fluctuations due to
   // jitter. The packet buffer part of the delay is not updated during DTX/CNG
   // periods.
   //
@@ skipping 79 matching lines @@
   Clock* clock_;  // TODO(henrik.lundin) Make const if possible.
   bool resampled_last_output_frame_ GUARDED_BY(crit_sect_);
   rtc::Optional<int> last_packet_sample_rate_hz_ GUARDED_BY(crit_sect_);
 };
 
 }  // namespace acm2
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_AUDIO_CODING_ACM2_ACM_RECEIVER_H_